4231422431 has 2 divisors, whose sum is σ = 4231422432. Its totient is φ = 4231422430.

The previous prime is 4231422373. The next prime is 4231422457. The reversal of 4231422431 is 1342241324.

4231422431 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (4231422457) can be obtained adding 4231422431 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4231422431 - 2²⁶ = 4164313567 is a prime.

It is a super-2 number, since 2×4231422431² = 35809871579139899522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4231422431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4231422491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115711215 + 2115711216.

It is an arithmetic number, because the mean of its divisors is an integer number (2115711216).

Almost surely, 2^4231422431 is an apocalyptic number.

4231422431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4231422431 is an equidigital number, since it uses as much as digits as its factorization.

4231422431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 26.

The square root of 4231422431 is about 65049.3845551209. The cubic root of 4231422431 is about 1617.4422921107.

Adding to 4231422431 its reverse (1342241324), we get a palindrome (5573663755).

The spelling of 4231422431 in words is "four billion, two hundred thirty-one million, four hundred twenty-two thousand, four hundred thirty-one".